ACI Aggregate Testing Technician - Level 1 -
Section 2 Questions And Answers.
AASHTO T 248 / ASTM C702
Unless the procedures recommended here are carried out
precisely, a ____ sample can result. - (Correct Answer)
Nonrepresentative
AASHTO T 248 / ASTM C702
Generally speaking, small samples are most
representative of the total supply. True or False? -
(Correct Answer) False; large samples are more
representative
AASHTO T 248 / ASTM C702
There are some instances in which ____ between the test
samples can't be avoided. - (Correct Answer) Differences
AASHTO T 248 / ASTM C702
When reduction of the field sample before testing isn't
recommended, the ____ field sample should be tested. -
(Correct Answer) Entire
AASHTO T 248 / ASTM C702
What determines whether large-size particles are equally
distributed among test samples that have been reduced? -
(Correct Answer) Laws of chance
AASHTO T 248 / ASTM C702
Section 2 Questions And Answers.
AASHTO T 248 / ASTM C702
Unless the procedures recommended here are carried out
precisely, a ____ sample can result. - (Correct Answer)
Nonrepresentative
AASHTO T 248 / ASTM C702
Generally speaking, small samples are most
representative of the total supply. True or False? -
(Correct Answer) False; large samples are more
representative
AASHTO T 248 / ASTM C702
There are some instances in which ____ between the test
samples can't be avoided. - (Correct Answer) Differences
AASHTO T 248 / ASTM C702
When reduction of the field sample before testing isn't
recommended, the ____ field sample should be tested. -
(Correct Answer) Entire
AASHTO T 248 / ASTM C702
What determines whether large-size particles are equally
distributed among test samples that have been reduced? -
(Correct Answer) Laws of chance
AASHTO T 248 / ASTM C702
